Combining pickups from different manufacturers can be a problem since there's no standardized way to wind pickup coils, and pickup color coding is not standardized either. It's easy to end up with pickups not sounding right when combined, due to phasing issues. Is there an easy way to avoid this pitfall before you wire everything up? Yes, this simple meter trick will help you avoid this time-wasting problem and show you how to wire everything correctly the first time!